JPS58181900U - マンホ−ル用補助梯子 - Google Patents

マンホ−ル用補助梯子

Info

Publication number
JPS58181900U
JPS58181900U JP7963282U JP7963282U JPS58181900U JP S58181900 U JPS58181900 U JP S58181900U JP 7963282 U JP7963282 U JP 7963282U JP 7963282 U JP7963282 U JP 7963282U JP S58181900 U JPS58181900 U JP S58181900U
Authority
JP
Japan
Prior art keywords
rod
ladder
bending
manhole
tension rod
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP7963282U
Other languages
English (en)
Japanese (ja)
Other versions
JPS63840Y2 (OSRAM
Inventor
博高 長島
Original Assignee
長島鋳物株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 長島鋳物株式会社 filed Critical 長島鋳物株式会社
Priority to JP7963282U priority Critical patent/JPS58181900U/ja
Publication of JPS58181900U publication Critical patent/JPS58181900U/ja
Application granted granted Critical
Publication of JPS63840Y2 publication Critical patent/JPS63840Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Ladders (AREA)
JP7963282U 1982-05-31 1982-05-31 マンホ−ル用補助梯子 Granted JPS58181900U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7963282U JPS58181900U (ja) 1982-05-31 1982-05-31 マンホ−ル用補助梯子

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7963282U JPS58181900U (ja) 1982-05-31 1982-05-31 マンホ−ル用補助梯子

Publications (2)

Publication Number Publication Date
JPS58181900U true JPS58181900U (ja) 1983-12-05
JPS63840Y2 JPS63840Y2 (OSRAM) 1988-01-11

Family

ID=30088810

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7963282U Granted JPS58181900U (ja) 1982-05-31 1982-05-31 マンホ−ル用補助梯子

Country Status (1)

Country Link
JP (1) JPS58181900U (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100732973B1 (ko) * 2002-06-28 2007-06-27 주식회사 케이티 지하구조물 출입구의 발판

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100732973B1 (ko) * 2002-06-28 2007-06-27 주식회사 케이티 지하구조물 출입구의 발판

Also Published As

Publication number Publication date
JPS63840Y2 (OSRAM) 1988-01-11

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